pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-80243-Spring_Garden.ps) >>/Users/jc/w/tmp/Tune-80243-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/JohnWalsh/Spring_Garden.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-80243-Spring_Garden.abc 2660 ABC music file with the extracted tune(s)
Tune-80243-Spring_Garden.ps 35510 PostScript
Tune-80243-Spring_Garden.txt 2660 Plain-text file with the extracted tune(s)
Tune-80243-get.log 4465 Log file, useful mostly for debugging
These files should be available for 24 hours.